Steps / Launch / Gate.io
Gate.io settings window:

Endpoint – the Gate.io API endpoint type: Spot or Futures.
Default value: Futures
Sync positions at startup – the flag to synchronize positions between MT5 and Gate.io at startup.
Default value: not selected
Log headers – the flag to enable logging HTTP headers during the data exchange between MT5 and Gate.io.
Default value: selected
API URL – the Gate.io API endpoint URL.
Default value: empty string
Demo trading – the flag to enable Gate.io demo trading.
Default value: not selected
API key – previously registered Gate.io API key.
Default value: empty string
Secret key – a secret key associated with the API key.
Default value: empty string
Quote currency – Gate.io symbol quote currency.
Default value: empty string
MT profit currency – MT5 symbol profit currency.
Default value: empty string
Position sync period (s) – the periodicity of positions synchronization in seconds. Set to 0 to disable periodic positions synchronization.
Default value: 180